﻿using System;
using System.Collections.Generic;
using System.ServiceProcess;
using System.Configuration.Install;
using System.Collections;

namespace DotNETX.Utility.WindowsService
{
    public class InstalUtils
    {
        public static void InstallService(string filepath, string serviceName, string[] options)
        {
            try
            {
                if (!IsServiceExisted(serviceName))
                {
                    IDictionary mySavedState = new Hashtable();
                    AssemblyInstaller myAssemblyInstaller = new AssemblyInstaller();
                    myAssemblyInstaller.UseNewContext = true;
                    myAssemblyInstaller.Path = filepath;
                    myAssemblyInstaller.CommandLine = options;
                    myAssemblyInstaller.Install(mySavedState);
                    myAssemblyInstaller.Commit(mySavedState);
                    myAssemblyInstaller.Dispose();
                }
            }
            catch (Exception ex)
            {
                throw new Exception("Install Service Error\n" + ex.Message);
            }
        }

        public static void UnInstallService(string filepath, string serviceName, string[] options)
        {
            try
            {
                if (IsServiceExisted(serviceName))
                {
                    AssemblyInstaller myAssemblyInstaller = new AssemblyInstaller();
                    myAssemblyInstaller.UseNewContext = true;
                    myAssemblyInstaller.Path = filepath;
                    myAssemblyInstaller.CommandLine = options;
                    myAssemblyInstaller.Uninstall(null);
                    myAssemblyInstaller.Dispose();
                }
            }
            catch (Exception ex)
            {
                throw new Exception("UnInstall Service Error\n" + ex.Message);
            }
        }

        public static bool IsServiceExisted(string serviceName)
        {
            ServiceController[] services = ServiceController.GetServices();
            foreach (ServiceController s in services)
            {
                if (s.ServiceName == serviceName)
                {
                    return true;
                }
            }
            return false;
        }

        public static void StartService(string serviceName)
        {
            if (IsServiceExisted(serviceName))
            {
                System.ServiceProcess.ServiceController service = new System.ServiceProcess.ServiceController(serviceName);
                if (service.Status != System.ServiceProcess.ServiceControllerStatus.Running &&
                    service.Status != System.ServiceProcess.ServiceControllerStatus.StartPending)
                {
                    service.Start();
                    for (int i = 0; i < 60; i++)
                    {
                        service.Refresh();
                        System.Threading.Thread.Sleep(1000);
                        if (service.Status == System.ServiceProcess.ServiceControllerStatus.Running)
                        {
                            break;
                        }
                        if (i == 59)
                        {
                            throw new Exception("Start Service Error\n" + serviceName);
                        }
                    }
                }
            }
        }

        public static void StopService(string serviceName)
        {
            if (IsServiceExisted(serviceName))
            {
                System.ServiceProcess.ServiceController service = new System.ServiceProcess.ServiceController(serviceName);
                if (service.Status == System.ServiceProcess.ServiceControllerStatus.Running)
                {
                    service.Stop();
                    for (int i = 0; i < 60; i++)
                    {
                        service.Refresh();
                        System.Threading.Thread.Sleep(1000);
                        if (service.Status == System.ServiceProcess.ServiceControllerStatus.Stopped)
                        {
                            break;
                        }
                        if (i == 59)
                        {
                            throw new Exception("Stop Service Error\n" + serviceName);
                        }
                    }
                }
            }
        }
    }
}
